Adds support for autoscrolling on drag to bookmark tree/table....

chrome/views/chrome_menu.cc

Index: chrome/views/chrome_menu.cc
===================================================================
--- chrome/views/chrome_menu.cc	(revision 4555)
+++ chrome/views/chrome_menu.cc	(working copy)
@@ -23,6 +23,7 @@
 #include "chrome/views/border.h"
 #include "chrome/views/container_win.h"
 #include "chrome/views/root_view.h"
+#include "chrome/views/view_constants.h"
 #include "generated_resources.h"
 
 #undef min
@@ -1035,9 +1036,6 @@
 //  static
 const int MenuItemView::kMenuItemViewID = 1001;
 
-//  static
-const int MenuItemView::kDropBetweenPixels = 5;
-
 // static
 bool MenuItemView::allow_task_nesting_during_run_ = false;
 
@@ -1891,9 +1889,8 @@
     if (!over_empty_menu) {
       int menu_item_height = menu_item->height();
       if (menu_item->HasSubmenu() &&
-          (menu_item_loc.y() > MenuItemView::kDropBetweenPixels &&
-           menu_item_loc.y() < (menu_item_height -
-                                MenuItemView::kDropBetweenPixels))) {
+          (menu_item_loc.y() > kDropBetweenPixels &&
+           menu_item_loc.y() < (menu_item_height - kDropBetweenPixels))) {
         drop_position = MenuDelegate::DROP_ON;
       } else if (menu_item_loc.y() < menu_item_height / 2) {
         drop_position = MenuDelegate::DROP_BEFORE;